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« Previous ( 1 2 3 4 5 6 7 8 9 ... 16 ) Next »Open Source Optical Flash Trigger that Works with Any Camera
Normally, you can’t use a camera without a hot shoe with an external flash unit. But a relatively simple Photon-based device can solve this problem.
Mejiro Update: Ironing Out Wrinkles
This release of Mejiro is all about fixing minor problems and annoyances.
Experimenting with the Particle Photon Board
As an amateur photographer with a proclivity for electronics, I like to experiment with hooking my trusty SONY NEX-3N to electronic DIY contraptions. Usually, my projects are based around Arduino and Raspberry Pi, but I never pass up the chance to try something different.
Transform an Android Device into an Open Source Camera
Transforming an Android device into an open source-based camera is actually easier than you might think. And while there are not very many Android open source photography apps out there, all the essential pieces are available on F-Droid and elsewhere.
Brief Notes on My digiKam Workflow
Every now and then, I get questions about an optimal digiKam-based workflow. It’s rather difficult to give general advice, as a lot depends on specifics. So I thought I’d share my photographic workflow for managing and processing photos.
Easy Photo Publishing: Using the Link Box in Mejiro
If you happen to use popular services like WordPress and Flickr, you’ll be pleased to learn that Mejiro provides a handy link box, where you can specify any number of links to practically any service or resource.
Use Geofix to Geotag Photos in digiKam
Geofix is a simple Python script that lets you use an Android device to record the geographical coordinates of your current position. The clever part is that the script stores the obtained latitude and longitude values in the digiKam-compatible format.
Digital Asset Management with digiKam
Although digiKam is first and foremost a photo management application, you can put it to other practical uses. For example, digiKam offers all the features you need to manage your digital assets, which makes it a capable digital asset management tool.
Run Mejiro without a Server
Deploying Mejiro (or any PHP-based application for that matter) for production use usually requires a dedicated web server like Apache or lighttpd. However, it’s possible to run Mejiro using PHP’s built-in server.
Control Camera via Web with gPhoto2 Bottle
If you are looking for a simple tool that makes it possible to control the camera’s basic settings and actions from any device using a regular browser, gPhoto2 Bottle might be right up your alley.
Keep Tabs on Your Stuff with the What’s in My Bag Web App
To learn the basics of the Python Bottle framework, I cobbled together a simple web app for tracking items in a bag.
Raspberry Pi-Based Cable Shutter Release — Now with DIY Optocouplers
While a transistor-based cable shutter release does the job, it has one drawback. Grounding the camera to Raspberry Pi can cause the machine or the camera to have a negative ground.
Build a Raspberry Pi-Based Cable Shutter Release for Sony Cameras
This project provides brief instructions on how to build a Raspberry Pi-based cable shutter release and deploy a simple web app that can be used to control it.
digiKam Quick Tip: Using Album Categories
Did you know that you can assign categories to albums in digiKam? To do this, right-click on an album, choose Properties from the context menu, and the desired category from the Category drop-down list
digiKam Quick Tip: Transfer Photos from digiKam Directly to a Mobile Device
Provided that you use KDE, you can push photos from digiKam directly to a mobile device that supports the MTP protocol (e.g., most Android devices) using the KioImportExport Kipi plugin.
Mejiro Update: Now with Analytics and Google Maps Support
Although I consider Mejiro more or less feature complete, I still find ways to improve and tweak my no-frills photo publishing application. The latest Mejiro release is a case in point.
digiKam Quick Tip: Group Photos by Format
Using the View -> Group Images -> By Format command, you can group photos in albums by format.
Processed in digiKam: Black-and-White Conversion
The B&W conversion tools in digiKam are wonderful. If freehand area selection and a feathered burn and dodge tool were available they’d be perfect.
Open Source Photography: NDFilter Android App
Getting exposure right when using ND filters can be tricky, unless you enlist the help of NDFilter.
Processed in digiKam Call for Submissions
Sharing is caring, right? So if you use digiKam for processing photos, why not share your photo editing techniques and tips with other users and showcase your best photos?